( value systems)
The value system of a group of people is the set of beliefs and attitudes that they all share.
N-COUNT
( value systems)
The value system of a group of people is the set of beliefs and attitudes that they all share.
N-COUNT
Collins COBUILD Advanced Learner's English Dictionary. Английский словарь Коллинз COBUILD для изучающих язык на продвинутом уровне. 2006